Nissan Maxima Service and Repair Manual: Reclining sensor
Description
- The reclining motor is installed to the seatback assembly.
- The pulse signal is input to the driver seat control unit when the
reclining is operated.
- The driver seat control unit counts the pulse and calculates the
reclining amount of the seat.
Component Function Check
1. CHECK FUNCTION
- Select "RECLN PULSE" in "DATA MONITOR" mode with CONSULT.
- Check reclining sensor signal under the following conditions

Diagnosis Procedure
1. CHECK RECLINING SENSOR SIGNAL
- Turn ignition switch ON.
- Read voltage signal between driver seat control unit harness
connector and ground with oscilloscope.

2. CHECK RECLINING SENSOR CIRCUIT
- Turn ignition switch OFF.
- Disconnect driver seat control unit and reclining motor.
- Check continuity between driver seat control unit harness
connector and reclining motor harness connector.

- Check continuity between driver seat control unit harness connector and
ground

3. CHECK RECLINING SENSOR POWER SUPPLY

- Connect driver seat control unit.
- Turn ignition switch ON.
- Check voltage between reclining motor harness connector and
ground.

4. CHECK RECLINING SENSOR POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect driver seat control unit.
- Check continuity between driver seat control unit harness
connector and reclining motor harness connector.

- Check continuity between driver seat control unit harness connector and
ground.
5. CHECK RECLINING SENSOR GROUND

- Turn ignition switch OFF.
- Check continuity between reclining motor harness connector and
ground

Description
The sliding sensor is installed to the seat frame.
The pulse signal is input to the driver seat control unit when sliding
is performed.
The driver seat control unit counts the p ...
Description
The lifting sensor (front) is installed to the seat frame.
The pulse signal is input to the driver seat control unit when the
lifting (front) is operated.
The driver seat contro ...
Other materials:
Power window lock switch
Component Function Check
1. CHECK POWER WINDOW LOCK
Activate the power window lock switch and verify that the front power window
RH, rear power window LH and
rear power window RH are inoperative.
Component Inspection
1. CHECK POWER WINDOW LOCK SWITCH
Disconnect main power window and door ...
IPDM E/R (intelligent power distribution module engine room)
Reference Value
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
Fail Safe
CAN COMMUNICATION CONTROL
When CAN communication with ECM and BCM is impossible, IPDM E/R performs
fail-safe control. After CAN
communication recovers normally, it also returns to normal control.
If No ...
Vehicle Dynamic Control (VDC) off switch
The vehicle should be driven with the VDC system
on for most driving conditions.
If the vehicle is stuck in mud or snow, the VDC
system reduces the engine output to reduce
wheel spin. The engine speed will be reduced
even if the accelerator is depressed to the floor. If
maximum engine po ...